• A database is a collection of information that is organized so that it can easily be accessed, managed, and updated.

INTRODUCTION

• A database management system (DBMS) is the software that allows a computer to perform database functions of storing, retrieving, adding, deleting and modifying data.

ADVANTAGE OF DBMS IN GARAGE

1. Controlling Data Redundancy

2. Data Consistency

3. Data Sharing

4. Data Integration

5. Data Security

6. Data Atomicity

7. Data Independence

• In the project garage management system it defines and manages each operational event in a details of purchased,stock of goods,services and other important inventory facility.

• Project support hundered of concurrent users requesting maintainance job offers for car maintenance and garage management system and minimize total time to maintenance job offer request with completion .

• Estimate cost of Jobs for external customers.

• Complete service history and repair tracking.

• Complete Material/ Spare Parts management including.

• Purchase Orders, bill Issues and Inventory.

INTRODUCTION TO PROJECT

employee

E_name E_idDate_of_join

address

Ph_no

attended

phno email

serviced

S_price

S_no

qty

charges

billsB_no

C_id Parts_repaired

P_price

parts

P_id P_name

P_price

brandqty

customer

Veh_no

Veh_color

C_name

C_id

works

ER DIAGRAM

relation r

• relation instance

superkey

candidate key

primary key

• Foreign key• Referencing• Referenced

Employee

E_ID E_name Salary Address E_mail Ph No Date_of_Joining Age

Service

S_no C_ID Qty E_ID P_ID Total_Price

Parts

P_ID P_name P_qty S_price Brand Date_of_purchase P_price

Bill

C_ID P_ID Date Qty

Customer

C_ID Vehicle_no C_name Vehicle_color Date_of_Entry Date_of_Exit Problem

Employee

E_ID E_name Salary Address E_mail Ph No Date_of_Joining Age

Service

S_no C_ID Qty E_ID P_ID Total_Price

Parts

P_ID P_name P_qty S_price Brand Date_of_purchase P_price

Bill

C_ID P_ID Date Qty

Customer

C_ID Vehicle_no C_name Vehicle_color Date_of_Entry Date_of_Exit Problem

check

create table employees(emp_id number(5) ,e_namevarchar(20),email varchar(20),phno number(15),address varchar(30),salary number(10),date_of_join date)alter table employees add primary key(emp_id)

QUERY

create table serviced(s_no number(10),s_pricenumber(10),qty number(4),p_id number(10),c_idnumber(10),primary key(s_no))

TABLE FOR SERVICED

create table bills(b_no varchar(5),c_idnumber(10),parts_repaired varchar(20),parts_pricenumber(10),primary key(b_no))

TABLE FOR BILLS

create table customer(c_id number(10),c_namevarchar(20),veh_no number(10),date_of_entrydate,date_of_exit date,veh_color varchar(20),problem varchar(20),primary key(c_id))

TABLE FOR CUSTOMER

create table parts(p_id varchar(10),p_namevarchar(20),qty_received number(5),p_qtynumber(5),p_price number(5),comp_namevarchar(20),date_of_purchase date)alter table parts add primary key(p_id)

TABLE FOR PARTS

E_ID E_name Salary Address E_mail Ph No Date_of_Joining Age

E_ID Ph NoE_ID E_name Salary Address E_mail Date_of_Joinin

gAge

Employee

E1 E21NF 2NF 3NF BCNF2NF 3NF

Normalisation

S_no E_ID

S_no C_ID Qty E_ID P_ID Total_Price

S_NO C_ID Total_Price

S_no P_ID Qty

Service

S1 S3

S2

1NF

BCNF2NF 3NF

P_ID P_name P_qty S_price Brand Date_of_purchase P_price

P_ID Date_of_purchase P_name P_qty P_ID Date_of_purchase Brand S_price P_price

Parts

P1 P21NF BCNF2NF 3NF

C_ID P_ID Date Qty

C_ID Vehicle_no C_name Vehicle_color Date_of_Entry Date_of_Exit Problem

C_ID C_name

C_ID C_name Vehicle_number Vehicle_color Date_of_Entry

Date_of_exit

C_ID Vehicle_no

Problem

C_ID Vehicle_no Date_of_entry

Date_of_exit

Bill

Customer

C1 C2

C1.1 C1.3

BCNF

1NF

Vehicle_no Vehicle_color

C1.2

BCNF2NF 3NF